Answer / k.prakashchandra

Air break switch

Answer / abhidewas

air break switch is a switchgear protection device, used in power sysrem.

Answer / abhishek dasgupta

air break switch,Main function of this product is to isolate the Transformer

Answer / r.subrahmanyam

AB switch means which is used to break or close the Power circuit Near Load location or any Linew, Substations or where ever we want.

Answer / k.prakashchandra

It is nothing but GOS. As the contacts are made and broken
in air ,it is called so.

Answer / saran

http://www.basicelectricalengineering.com/2016/04/what-is-full-meaning-of-ab-switch.html

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